Home / 51,446.15-77,183.84-16,388.51

Finding the Fourth Proportional to 51,446.15, 77,183.84 and 16,388.51

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Solution

The fourth proportional to 51,446.15, 77,183.84 and 16,388.51 is: 24,587.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,446.15 : 77,183.84 = 16,388.51 : x
  2. Step 2: Convert to fraction form
    51,446.15/77,183.84 = 16,388.51/x
  3. Step 3: Cross multiply
    51,446.15x = 77,183.84 × 16,388.51
  4. Step 4: Simplify right side
    51,446.15x = 1,264,928,051.74
  5. Step 5: Solve for x
    x = 1,264,928,051.74/51,446.15
  6. Step 6: Final answer
    x = 24,587.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.